13-01-2024
Chemistry

contestada

8.5 g of Na2CO3 • xH2O was made upto 250 cm3 of aqueous solution.
25 cm3 of the above solution is neutralized with 25 cm3 of 0.2 moldm-3 HCl solution.
What is the molecular formula of Na2CO3 • xH2O ?

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